(2 Peter 3:10) But the day of the Lord will come like a thief. The heavens will disappear with a roar; the elements will be destroyed by fire, and the earth and everything in it will be laid bare.

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Chi Cygni, a Dying Star

Jan. 19: A preview of what's in store for our sun is in view across the galaxy, as a similar star balloons in its dying throes. This sun twin, called Chi Cygni, lies about 550 light-years away from Earth. As it nears the end of its life, it has bloated in size and begun to pulse in and out like a giant beating heart. These are the telltale signs of a star running out of fuel after billions of years shining bright.